Bible Dictionaries
Mesoderm

Webster's Dictionary

(1):

(n.) The middle layer of tissue in some vegetable structures.

(2):

(n.) The middle body layer in some invertebrates.

(3):

(n.) The layer of the blastoderm, between the ectoderm and endoderm; mesoblast. See Illust. of Blastoderm and Ectoderm.

Bibliography Information
Webster, Noah. Entry for 'Mesoderm'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​m/mesoderm.html. 1828.